Brazing and soldering practices are one of many areas in the HVACR field where what is commonly practiced isn’t what’s best, and what’s taught doesn’t apply in all cases. Let’s start with the basics.

Typical soldering tips have a copper core, plated with iron. The copper allows heat transfer, and the iron plating provides durability. Soldering is a joining process involving a filler metal that is ...

Copper Lock is a no-sweat solder, according to the company. It requires no heat to solder copper pipe and copper/brass fittings together. To use, sand the areas to be joined, apply a small amount of ...

Most, if not all, engineers know how to handle a soldering iron. But there are a few folks in the industry who want to know more about those wisps of smoke they sometimes see rising from our ...

IN 1936, the Deutches Kupfer Institut of Berlin published a valuable pamphlet describing carefully the best methods of welding copper and brass. The Copper Development Association of London has now ...

You might not know what a threaded insert is, but chances are you’ve seen one before. Threaded inserts are small metal (typically brass) inserts that are pressed into plastic to give a strong point of ...